Revision 1:48651f86a80c, committed 2013-11-07

Comitter:

tony63

Date:

Thu Nov 07 03:34:00 2013 +0000

Parent:

0:fb79a4637a64

Commit message:

ESTE PROGRAMA SIRVE PARA LEER EL ANCHO DE PULSO EN MICROSEGUNDOS DE UNA SE?AL APLICADA A UN PUERTO DEL MODULO FRDM_KL25Z, USELO TAMBIEN PARA GENERAR ANCHOS DE PULSO POR ALGUN PIN DE SALIDA. ES POSIBLE PROGRAMAR UN TIME OUT A LA ENTRADA Y DEVOLVER -1

Changed in this revision

diff -r fb79a4637a64 -r 48651f86a80c Pulse.cpp
--- a/Pulse.cpp	Wed Jul 04 15:56:06 2012 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,139 +0,0 @@
-/* Copyright (c) 2012 Nick Ryder, University of Oxford
- * nick.ryder@physics.ox.ac.uk
- *
- *  MIT License
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of this software 
- * and associated documentation files (the "Software"), to deal in the Software without restriction, 
- * including without limitation the rights to use, copy, modify, merge, publish, distribute, 
- * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is 
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all copies or 
- * substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING 
- * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
- 
- 
-#include "Pulse.h"
-
-PulseInOut::PulseInOut(PinName pin):
-        startval(0), pulsetime(), runtime(), io(pin)    {
-}
-
-
-PulseInOut::~PulseInOut() {
-}
-
-void PulseInOut::write(int val) {
-    io.output();
-    io = val;
-}
-
-void PulseInOut::write_us(int val, int time)   {
-    io.output();
-    io = val;
-    wait_us(time);
-    io = !val;
-}
-
-int PulseInOut::read_high_us()  {
-    pulsetime.reset();
-    io.input();
-    while (io == 1) {
-    }
-    while (io == 0) {
-    }
-    pulsetime.start();
-    while (io == 1) {
-    }
-    pulsetime.stop();
-    return pulsetime.read_us();
-}
-
-int PulseInOut::read_high_us(int timeout)  {
-    runtime.reset();
-    runtime.start();
-    pulsetime.reset();
-    io.input();
-    while (io == 1) {
-        if (runtime.read_us() > timeout)   return -1;
-    }
-    while (io == 0) {
-        if (runtime.read_us() > timeout)   return -1;
-    }
-    pulsetime.start();
-    while (io == 1) {
-        if (runtime.read_us() > timeout)   return -1;
-    }
-    pulsetime.stop();
-    return pulsetime.read_us();
-}
-
-int PulseInOut::read_low_us()   {
-    pulsetime.reset();
-    io.input();
-    while (io == 0) {
-    }
-    while (io == 1) {
-    }
-    pulsetime.start();
-    while (io == 0) {
-    }
-    pulsetime.stop();
-    return pulsetime.read_us();
-}
-
-int PulseInOut::read_low_us(int timeout)   {
-    runtime.reset();
-    runtime.start();
-    pulsetime.reset();
-    io.input();
-    while (io == 0) {
-        if (runtime.read_us() > timeout)   return -1;
-    }
-    while (io == 1) {
-        if (runtime.read_us() > timeout)   return -1;
-    }
-    pulsetime.start();
-    while (io == 0) {
-        if (runtime.read_us() > timeout)   return -1;
-    }
-    pulsetime.stop();
-    return pulsetime.read_us();
-}
-
-int PulseInOut::read_us()  {
-    pulsetime.reset();
-    io.input();
-    startval = io;
-    while (io == startval)   {
-    }
-    pulsetime.start();
-    while (io != startval)  {
-    }
-    pulsetime.stop();
-    return pulsetime.read_us();
-}
-
-int PulseInOut::read_us(int timeout)   {
-    runtime.reset();
-    runtime.start();
-    pulsetime.reset();
-    io.input();
-    startval = io;
-    while (io == startval)  {
-        if (runtime.read_us() > timeout)   return -1;
-    }
-    pulsetime.start();
-    while (io != startval)   {
-        if (runtime.read_us() > timeout)   return -1;
-    }
-    pulsetime.stop();
-    return pulsetime.read_us();
-}
\ No newline at end of file

diff -r fb79a4637a64 -r 48651f86a80c Pulse.h
--- a/Pulse.h	Wed Jul 04 15:56:06 2012 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,73 +0,0 @@
-/* Copyright (c) 2012 Nick Ryder, University of Oxford
- * nick.ryder@physics.ox.ac.uk
- *
- *  MIT License
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of this software 
- * and associated documentation files (the "Software"), to deal in the Software without restriction, 
- * including without limitation the rights to use, copy, modify, merge, publish, distribute, 
- * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is 
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all copies or 
- * substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING 
- * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
- 
-#ifndef MBED_PULSE_H
-#define MBED_PULSE_H
-
-#include "mbed.h"
-
-/** Pulse Input/Output Class(es)
- */
- 
-class PulseInOut   {
-    public:
-        /** Create a PulseInOut object connected to the specified pin
-        * @param pin i/o pin to connect to
-        */
-        PulseInOut(PinName);
-        ~PulseInOut();
-        /** Set the value of the pin
-        * @param val Value to set, 0 for LOW, otherwise HIGH
-        */
-        void write(int val);
-        /** Send a pulse of a given value for a specified time
-        * @param val Value to set, 0 for LOW, otherwise HIGH
-        * @param time Length of pulse in microseconds
-        */
-        void write_us(int val, int time);
-        /** Return the length of the next HIGH pulse in microsconds
-        */
-        int read_high_us();
-        /** Return the length of the next HIGH pulse in microseconds or -1 if longer than timeout
-        * @param timeout Time before pulse reading aborts and returns -1, in microseconds
-        */
-        int read_high_us(int timeout);
-        /** Return the length of the next LOW pulse in microsconds
-        */
-        int read_low_us();
-        /** Return the length of the next LOW pulse in microseconds or -1 if longer than timeout
-        * @param timeout Time before pulse reading aborts and returns -1, in microseconds
-        */
-        int read_low_us(int timeout);
-        /** Return the length of the next pulse in microsconds
-        */
-        int read_us();
-        /** Return the length of the next pulse in microseconds or -1 if longer than timeout
-        * @param timeout Time before pulse reading aborts and returns -1, in microseconds
-        */
-        int read_us(int timeout);
-    private:
-        int startval;
-        Timer pulsetime, runtime;
-        DigitalInOut io;
-};
-
-#endif
\ No newline at end of file

diff -r fb79a4637a64 -r 48651f86a80c Pulse1.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Pulse1.cpp	Thu Nov 07 03:34:00 2013 +0000
@@ -0,0 +1,118 @@
+ 
+#include "Pulse1.h"
+
+PulseInOut::PulseInOut(PinName pin):
+        startval(0), pulsetime(), runtime(), io(pin)    {
+}
+
+
+PulseInOut::~PulseInOut() {
+}
+
+void PulseInOut::write(int val) {
+    io.output();
+    io = val;
+}
+
+void PulseInOut::write_us(int val, int time)   {
+    io.output();
+    io = val;
+    wait_us(time);
+    io = !val;
+}
+
+int PulseInOut::read_high_us()  {
+    pulsetime.reset();
+    io.input();
+    while (io == 1) {
+    }
+    while (io == 0) {
+    }
+    pulsetime.start();
+    while (io == 1) {
+    }
+    pulsetime.stop();
+    return pulsetime.read_us();
+}
+
+int PulseInOut::read_high_us(int timeout)  {
+    runtime.reset();
+    runtime.start();
+    pulsetime.reset();
+    io.input();
+    while (io == 1) {
+        if (runtime.read_us() > timeout)   return -1;
+    }
+    while (io == 0) {
+        if (runtime.read_us() > timeout)   return -1;
+    }
+    pulsetime.start();
+    while (io == 1) {
+        if (runtime.read_us() > timeout)   return -1;
+    }
+    pulsetime.stop();
+    return pulsetime.read_us();
+}
+
+int PulseInOut::read_low_us()   {
+    pulsetime.reset();
+    io.input();
+    while (io == 0) {
+    }
+    while (io == 1) {
+    }
+    pulsetime.start();
+    while (io == 0) {
+    }
+    pulsetime.stop();
+    return pulsetime.read_us();
+}
+
+int PulseInOut::read_low_us(int timeout)   {
+    runtime.reset();
+    runtime.start();
+    pulsetime.reset();
+    io.input();
+    while (io == 0) {
+        if (runtime.read_us() > timeout)   return -1;
+    }
+    while (io == 1) {
+        if (runtime.read_us() > timeout)   return -1;
+    }
+    pulsetime.start();
+    while (io == 0) {
+        if (runtime.read_us() > timeout)   return -1;
+    }
+    pulsetime.stop();
+    return pulsetime.read_us();
+}
+
+int PulseInOut::read_us()  {
+    pulsetime.reset();
+    io.input();
+    startval = io;
+    while (io == startval)   {
+    }
+    pulsetime.start();
+    while (io != startval)  {
+    }
+    pulsetime.stop();
+    return pulsetime.read_us();
+}
+
+int PulseInOut::read_us(int timeout)   {
+    runtime.reset();
+    runtime.start();
+    pulsetime.reset();
+    io.input();
+    startval = io;
+    while (io == startval)  {
+        if (runtime.read_us() > timeout)   return -1;
+    }
+    pulsetime.start();
+    while (io != startval)   {
+        if (runtime.read_us() > timeout)   return -1;
+    }
+    pulsetime.stop();
+    return pulsetime.read_us();
+}
\ No newline at end of file

diff -r fb79a4637a64 -r 48651f86a80c Pulse1.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Pulse1.h	Thu Nov 07 03:34:00 2013 +0000
@@ -0,0 +1,53 @@
+
+#ifndef MBED_PULSE1_H
+#define MBED_PULSE1_H
+
+#include "mbed.h"
+
+/** Pulse Input/Output Class(es)
+ */
+ 
+class PulseInOut   {
+    public:
+        /** Create a PulseInOut object connected to the specified pin
+        * @param pin i/o pin to connect to
+        */
+        PulseInOut(PinName);
+        ~PulseInOut();
+        /** Set the value of the pin
+        * @param val Value to set, 0 for LOW, otherwise HIGH
+        */
+        void write(int val);
+        /** Send a pulse of a given value for a specified time
+        * @param val Value to set, 0 for LOW, otherwise HIGH
+        * @param time Length of pulse in microseconds
+        */
+        void write_us(int val, int time);
+        /** Return the length of the next HIGH pulse in microsconds
+        */
+        int read_high_us();
+        /** Return the length of the next HIGH pulse in microseconds or -1 if longer than timeout
+        * @param timeout Time before pulse reading aborts and returns -1, in microseconds
+        */
+        int read_high_us(int timeout);
+        /** Return the length of the next LOW pulse in microsconds
+        */
+        int read_low_us();
+        /** Return the length of the next LOW pulse in microseconds or -1 if longer than timeout
+        * @param timeout Time before pulse reading aborts and returns -1, in microseconds
+        */
+        int read_low_us(int timeout);
+        /** Return the length of the next pulse in microsconds
+        */
+        int read_us();
+        /** Return the length of the next pulse in microseconds or -1 if longer than timeout
+        * @param timeout Time before pulse reading aborts and returns -1, in microseconds
+        */
+        int read_us(int timeout);
+    private:
+        int startval;
+        Timer pulsetime, runtime;
+        DigitalInOut io;
+};
+
+#endif
\ No newline at end of file